Simplify Logo
Designer Group

Designer Group

Engineering contractor delivering energy, data centres.

Mechanical QA Lead - Data Centre

Full-Time
No salary listed
Senior
Bachelor's
Hessen, Germany
In Person

Site-based work in Germany is required.

About the job

Requirements
  • A qualification in Mechanical Engineering, Building Services Engineering or a relevant mechanical trade/technical discipline.
  • Strong experience in mechanical quality assurance and quality control within construction, engineering or mechanical and electrical contracting.
  • Good technical understanding of mechanical building services installations and commissioning.
  • Experience working with HVAC, chilled water, mechanical pipework and major mechanical plant systems.
  • Strong knowledge of Inspection & Test Plans, quality inspections, Non-Conformance Report management, punch lists, test packs and system turnover processes.
  • Experience working within an ISO 9001 quality management environment.
  • Experience coordinating Factory Acceptance Tests, Site Acceptance Tests, system inspections and mechanical walkdowns.
  • Strong understanding of construction drawings, specifications, technical submittals and manufacturer documentation.
  • Excellent attention to detail and a methodical approach to quality documentation.
  • Strong organisational and planning skills with the ability to manage multiple systems and priorities.
  • Confidence working with Project Managers, Construction Managers, Engineers, Supervisors, subcontractors, commissioning teams and client representatives.
  • Strong communication and stakeholder management skills.
  • Good working English.
  • A proactive, site-focused approach with the ability to challenge quality standards constructively and drive issues through to close-out.
Responsibilities
  • Lead the mechanical QA/QC function across the assigned data centre project.
  • Ensure mechanical installations comply with approved drawings, specifications, technical submittals, manufacturer requirements, project quality procedures and applicable German and European Union standards.
  • Develop, implement and maintain the Project Quality Plan for the mechanical scope.
  • Develop and manage Inspection & Test Plans, inspection records, check sheets, test documentation and mechanical quality records.
  • Carry out regular site inspections of mechanical systems including HVAC, chilled water, pipework, pumps, plant equipment, plumbing, drainage and associated mechanical services.
  • Establish quality benchmarks and coordinate the approval of mock-ups and first-of-kind installations.
  • Ensure approved benchmarks are communicated and consistently maintained throughout construction.
  • Identify quality issues and manage Non-Conformance Reports through investigation, corrective action and final close-out.
  • Monitor subcontractor quality performance and ensure defects and outstanding quality items are addressed within agreed timeframes.
  • Coordinate and witness relevant Factory Acceptance Tests and Site Acceptance Tests with equipment manufacturers, suppliers and project stakeholders.
  • Work closely with the Mechanical Construction and Commissioning teams to ensure systems are installation-complete and ready for testing and commissioning.
  • Coordinate mechanical system walkdowns with internal teams, subcontractors, commissioning teams and client representatives.
  • Maintain and drive closure of mechanical punch lists and snag lists ahead of system turnover.
  • Verify completion of inspection records, test packs and system turnover documentation before systems progress to commissioning and handover.
  • Support commissioning readiness reviews and ensure mechanical systems meet the required quality standards before energisation, start-up or functional testing.
  • Ensure all mechanical quality documentation is accurately maintained within the project document management system.
  • Ensure final project records are complete, including test certificates, inspection records, equipment documentation, operations and maintenance information, as-built documentation and relevant statutory or project certificates.
  • Conduct internal quality audits and support client and third-party quality audits.
  • Produce regular quality reports highlighting trends, Non-Conformance Report status, outstanding inspections, punch-list progress and key project risks.
  • Promote lessons learned and continuous improvement across the project.
  • Provide guidance and training to Mechanical Engineers, Supervisors and subcontractors regarding project QA/QC processes.
  • Build strong working relationships with the client, consultants, commissioning teams, vendors and project stakeholders.
Desired Qualifications
  • Experience on data centre, mission-critical, pharmaceutical, semiconductor, industrial or technically complex projects is strongly preferred.
  • German language capability would be advantageous.

About the company

Designer Group is an Irish-owned engineering contractor that carries out large-scale projects in energy and industrial sectors, data centres, and building services. It manages end-to-end delivery—from planning and design to construction and handover—focused on safety, schedule adherence, and staying within budget. The company works across Ireland, the UK, Europe, Africa, and North America, partnering with global leaders to build mission-critical infrastructure and sustainable building systems using turnkey solutions and modular delivery. Its teams are experienced, accountable, and take ownership to deliver reliably at every stage. More than 80% of work comes from repeat clients, reflecting long-standing relationships and a focus on consistency and risk management. Designer Group aims to provide projects that perform without compromise, with clear execution, measurable outcomes, and confidence for clients throughout the process.

Company Size

501-1,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Dublin, Ireland

Founded

1992

Get referred to Designer Group

See people who can refer or advise you

Simplify Jobs

Simplify's Take

What believers are saying

  • The €10 million Kells facility opened 2025-12-08 adds 75 skilled roles.
  • Designer Group won the Celtic Interconnector contract on 2025-03-26.
  • Heathrow work and €275 million 2025 turnover signal strong 2026 pipeline.

What critics are saying

  • Heathrow, Celtic Interconnector, and data-centre concentration exposes margins to one delay cascade.
  • Fixed-price megaproject overruns can erase profit before 2027 handover milestones.
  • A safety or delivery failure on airport or energy infrastructure damages future tender access.

What makes Designer Group unique

  • Designer Group’s Kells plant scales modular MEP manufacturing for prefabricated delivery.
  • It executes live-environment work, including 10 Heathrow schemes announced 2026-09-07.
  • Its footprint spans Ireland, Britain, Europe, Africa, and the United States.

Help us improve and share your feedback! Did you find this helpful?

Benefits

Health Insurance

Life Insurance

Training Programs

Mentorship Program

Tuition Reimbursement

Company News

LMFM
Dec 8th, 2025
75 new jobs to be created at new manufacturing facility in Kells

75 new jobs to be created at new manufacturing facility in Kells. Designer Group, one of Ireland's leading mechanical and electrical engineering companies, has expanded its Modular Manufacturing capability with the opening of a new €10 million facility in Kells, Co. Meath. The company, Designer Group, says the large investment in the 4,000sqm workshop demonstrates its continued commitment to innovation, efficiency, and client value. The new facility is expected to employ up to 75 people over the next five years in a range of positions, including in engineering, fabrication and logistics. Having delivered modular and off-site solutions for several years, this larger, purpose-built workshop will enable Designer Group to scale operations, enhance production capacity and deliver greater value for its clients in the Data Centre, Energy, and pharmaceutical sectors. Components built at the Meath plant will be transported to Designer Group client sites across Ireland, the UK and Europe. Mr Paul Nicholls, Group Managing Director, Designer Group said: "As our industry continues to evolve, we are seeing a fundamental shift in how complex projects are executed - with speed, certainty, and sustainability at the forefront. Our new facility enables us to deliver high-quality, prefabricated modules off-site, driving greater efficiency, cost certainty, and reduced risk for our clients, while ensuring excellence in delivery across all sectors. Beyond its operational impact, this investment also strengthens our local footprint, supporting long-term employment in Co. Meath with the creation of 75 skilled, management and apprenticeship roles over the coming years." Designer Group (DG) is an Irish owned and headquartered company which specialises in the delivery of Mechanical and Electrical (M&E) engineering services. The company employs 1250 people and operates in 10 countries.

Banyards
Sep 26th, 2024
Recent Project Wins: Banyards' Expertise in Action

At 20 Air Street, London W1B, Banyards partnered with Designer Group to conduct mechanical validation across multiple floors, supporting their fit-out efforts.